[INFO] fetching crate mkv 0.0.8...
[INFO] checking mkv-0.0.8 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate mkv 0.0.8 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mkv 0.0.8
[INFO] finished tweaking crates.io crate mkv 0.0.8
[INFO] tweaked toml for crates.io crate mkv 0.0.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mkv 0.0.8 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mkv 0.0.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94a99abb396026e3e52e5617420a58ebe70357e3ff1b206dfd7da2b25e179ee3
[INFO] running `Command { std: "docker" "start" "-a" "94a99abb396026e3e52e5617420a58ebe70357e3ff1b206dfd7da2b25e179ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94a99abb396026e3e52e5617420a58ebe70357e3ff1b206dfd7da2b25e179ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a99abb396026e3e52e5617420a58ebe70357e3ff1b206dfd7da2b25e179ee3", kill_on_drop: false }`
[INFO] [stdout] 94a99abb396026e3e52e5617420a58ebe70357e3ff1b206dfd7da2b25e179ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce16d749ed79b1504842735e511b972c8b759f21f870f6d58808a18277294f93
[INFO] running `Command { std: "docker" "start" "-a" "ce16d749ed79b1504842735e511b972c8b759f21f870f6d58808a18277294f93", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mkv v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `eldb_test__id_to_class` should have a snake case name
[INFO] [stdout]    --> src/elements/database.rs:298:4
[INFO] [stdout]     |
[INFO] [stdout] 298 | fn eldb_test__id_to_class() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `eldb_test_id_to_class`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eldb_test__class_to_id` should have a snake case name
[INFO] [stdout]    --> src/elements/database.rs:307:4
[INFO] [stdout]     |
[INFO] [stdout] 307 | fn eldb_test__class_to_id() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `eldb_test_class_to_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eldb_test__class_to_type` should have a snake case name
[INFO] [stdout]    --> src/elements/database.rs:315:4
[INFO] [stdout]     |
[INFO] [stdout] 315 | fn eldb_test__class_to_type() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `eldb_test_class_to_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "ce16d749ed79b1504842735e511b972c8b759f21f870f6d58808a18277294f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce16d749ed79b1504842735e511b972c8b759f21f870f6d58808a18277294f93", kill_on_drop: false }`
[INFO] [stdout] ce16d749ed79b1504842735e511b972c8b759f21f870f6d58808a18277294f93